Description
Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates | Single-flute cutting edge for greater control through steps | Patented single-flute cutting edge gives the user a true round hole every time | 3 faltted shank prevents slipping in drill chuck | Pilot hole requiredAmazon.ca Product Description Manufacturer: IRWIN UNIBIT, UNIBIT-21 13/16"-1-3/8"STEP DRILL, Made in: United States, Dimensions: 1.4 X 5.2 X 2.75. Weight: 0.515 From the Manufacturer UNIBIT 21 10 Hole Sizes (13/16"-1 3/8"), 1/16" Increments - Hole Enlarging
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